Question $6$

Which of the following relations are guaranteed to be in third normal form even

if you don't have the related FDs to check $3$NF$?$

WatchNext $($Customer ID$*,$ Video ID$*,$ Notification Requested$)$

FK $($Customer ID$)$ references Customer

FK $($Video ID$)$ reference Video

Customer $($Customer ID$,$ Email Address, Name, Address, Phone Number, Date

of Birth, Registration Year$)$

Video $($Video ID$,$ Video Title, Genre, Release Year, Rental Rate$)$

Rental $($Customer ID$**-($Video ID$,$ Copy Serial Number$){?}^{**}$ Rental Date, Due Date,

Late Fee, Return Date$)$

FK $($Customer ID$)$ references Customer

FK $($Video ID$,$ Copy Serial Number$)$ references VideoCopy